Open source

Upstream work.

Contributions made to established projects outside my own repositories. Personal open-source systems remain under Projects.

0
NVIDIA · upstreamdcgm-exporterNVIDIA's official Prometheus exporter for GPU telemetry, built on DCGM — the metrics backbone behind most GPU-fleet observability stacks.
1 PR under review
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LangChain · upstreamLangGraphLangChain's low-level orchestration runtime for building stateful, resilient agents as graphs — 39k+ stars and the backbone under most production LangChain agent stacks.
1 issue diagnosed · awaiting assignment
38
CNCF · upstreamVolcanoA CNCF batch-scheduling system for Kubernetes purpose-built for AI/ML training and HPC workloads — gang scheduling, queues, and GPU-aware fair-share at cluster scale.
6 PRs under review · 5 issues filed
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CNCF · SPIFFE · upstreamTornjakA CNCF SPIFFE/SPIRE management plane — the UI and API layer operators use to broker human access and administer one or more SPIRE workload-identity deployments.
3 PRs under review · 1 issue filed
32
Databricks · upstreamOmnigentDatabricks' open-source AI agent meta-harness — 9k+ stars, orchestrating Claude Code, Codex, Cursor, and custom agents behind one policy and sandboxing layer.
4 PRs merged · 2 under review · 1 credited
5
Temporal · upstreamTemporalThe open-source durable execution engine for workflow orchestration — 22k+ stars, running production reliability infrastructure at OpenAI, NVIDIA, Snap, and DoorDash.
1 PR under review

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